Ancient European stone inscriptions revealed by low river levels carry grave warnings
August 27, 2018, 7:58 p.m. by Bryan Nelson
'If you see me, weep,' reads one of these so-called 'hunger stones.'
No mirage: Amazing new water harvester turns air into fresh water, even in the desert
June 8, 2018, 6:46 p.m. by Bryan Nelson
The latest prototype was just tested successfully in the Arizona desert.
The Oxygen Project: Let's save the oceans and put money in our pockets
January 17, 2018, 5:14 p.m. by Robin Shreeves
Rutherford Seydel has a plan — and he needs you to take action.
Are 'sponge cities' the solution to urban flooding?
September 13, 2017, 1:15 p.m. by Starre Vartan
Right now, we basically build cities in a way that worsens flooding events, but nature has solutions.
The moment this street dog recognizes his long-lost owner is pure joy
These California succulents are at the center of a massive smuggling ring
6 weird things dogs do when they poop
Why is American cheese falling out of fashion?
12 optical illusions that will blow your mind
In 1972, a computer model predicted the end of the world — and we're on track